2021 Environment - Biogeochemical Cycles

In case of which one of the following biogeochemical cycles, the weathering of rocks is the main source of release of nutrient to enter the cycle?

  • Carbon cycle
  • Nitrogen cycle
  • Phosphorus cycle
  • Sulphur cycle

Want to see the 360° AI Analysis?

Sign up for a free 7-day trial to see option elimination logic, concept maps, and AI-graded model answers for this question.

View Interactive Analysis
    2021 UPSC Environment PYQ | UPSC Insights | UPSC Insights